Electronic components in stock
Below is what we hold in our own warehouse. Every line is a specific manufacturer part number with its package, minimum order quantity and a reference price. Cannot find a part? Send the part number — we will tell you what we can do, or what the closest alternative is.
Resistors
12 parts in stock
Thick-film and thin-film chip resistors, carbon film and metal film leaded types, precision resistors and trimmers. Stan…
Capacitors
11 parts in stock
Multilayer ceramic chip capacitors (MLCC), aluminum electrolytic, tantalum and metallized film capacitors. X5R / X7R / C…
Inductors & Ferrite Beads
5 parts in stock
Multilayer chip inductors, shielded power inductors for DC-DC converters, common mode chokes and EMI ferrite beads for n…
Diodes & Rectifiers
8 parts in stock
General purpose rectifiers, fast switching diodes, Schottky barrier diodes, Zener voltage regulators plus TVS and ESD pr…
Transistors & MOSFETs
10 parts in stock
Small-signal bipolar junction transistors, power MOSFETs in SOT-23 and TO-220, IGBTs for motor drive and inverter stages…
Microcontrollers & Wireless
5 parts in stock
ARM Cortex-M microcontrollers, 8-bit AVR parts and WiFi + Bluetooth combo modules. Pin-compatible alternatives for STM32…
Analog, Logic & Interface ICs
8 parts in stock
Operational amplifiers, comparators, analog multiplexers, shift registers and line drivers, together with USB-UART bridg…
Power Management ICs
8 parts in stock
Linear regulators, LDOs, step-down DC-DC converters and voltage references, plus encapsulated AC-DC modules for mains-po…
Memory ICs
2 parts in stock
Serial EEPROM and SPI NOR flash for configuration storage, firmware and data logging. Industrial temperature range parts…
Connectors & Terminal Blocks
7 parts in stock
Pin headers, USB Type-C and USB-A receptacles, wire-to-board connectors and screw terminal blocks for control cabinets a…
Sensors
4 parts in stock
MEMS motion sensors, digital temperature sensors with I²C and 1-Wire output, and calibrated humidity sensors for environ…
Optoelectronics
6 parts in stock
Surface-mount indicator LEDs in red, green, blue, 7-segment LED displays and optocouplers for galvanic isolation between…
Obsolete & Hard-to-Find Parts
8 parts in stock
Discontinued and long lead-time devices held in our Beijing warehouse — UV EPROMs, Xilinx and Lattice programmable logic…
Popular parts
The lines most often requested — full lists are on each category page.
| Part number | Description | Package | Key specs | MOQ | Stock | Ref. price | |
|---|---|---|---|---|---|---|---|
| RC0603FR-0710KL | Chip Resistor 10kΩ ±1% 1/10W | 0603 | Resistance 10kΩ · Tolerance ±1% · Power 100mW | 100 | 186,000 | $0.0011 | Quote |
| RC0603FR-071KL | Chip Resistor 1kΩ ±1% 1/10W | 0603 | Resistance 1kΩ · Tolerance ±1% · Power 100mW | 100 | 152,000 | $0.0011 | Quote |
| RC0603JR-070RL | Chip Resistor 0Ω Jumper | 0603 | Resistance 0Ω · Tolerance ±5% · Power 100mW | 100 | 230,000 | $0.0010 | Quote |
| GRM188R71H104KA93D | Chip Capacitor 100nF 50V X7R | 0603 | Capacitance 100nF · Voltage 50V · Dielectric X7R | 100 | 340,000 | $0.0025 | Quote |
| BLM18PG121SN1D | Chip Ferrite Bead 120Ω @100MHz | 0603 | Impedance 120Ω @100MHz · Rated Current 500mA · DCR 0.3Ω | 100 | 168,000 | $0.0041 | Quote |
| SWPA6045S100MT | Shielded Power Inductor 10µH 3.3A | 6.0×6.0×4.5mm | Inductance 10µH · Tolerance ±20% · Rated Current 3.3A | 10 | 31,000 | $0.0587 | Quote |
| SS34 | Schottky Diode 40V 3A | SMA | Voltage 40V · Current 3A · Forward Voltage 0.5V | 50 | 58,000 | $0.0101 | Quote |
| 1N4148W | Fast Switching Diode 100V 300mA | SOD-123 | Voltage 100V · Current 300mA · Reverse Recovery 4ns | 100 | 134,000 | $0.0039 | Quote |
| S8050 | NPN Bipolar Transistor 25V 500mA | SOT-23 | Type NPN · Voltage 25V · Current 500mA | 100 | 156,000 | $0.0039 | Quote |
| AO3400A | N-Channel MOSFET 30V 5.7A | SOT-23 | Type N-Channel · Voltage 30V · Current 5.7A | 100 | 112,000 | $0.0095 | Quote |
| STM32F103C8T6 | ARM Cortex-M3 MCU, 64KB Flash | LQFP-48 | Core Cortex-M3 · Frequency 72MHz · Flash 64KB | 1 | 42,000 | $1.37 | Quote |
| GD32F103C8T6 | ARM Cortex-M3 MCU, 64KB Flash | LQFP-48 | Core Cortex-M3 · Frequency 108MHz · Flash 64KB | 1 | 31,000 | $0.965 | Quote |
| ESP32-WROOM-32E | WiFi + Bluetooth Combo Module | SMD-38 | Core Dual Xtensa LX6 · Frequency 240MHz · Flash 4MB | 1 | 26,800 | $2.60 | Quote |
| LM358DR | Dual Operational Amplifier | SOIC-8 | Channels 2 · Bandwidth 1.1MHz · Slew Rate 0.6V/µs | 10 | 88,000 | $0.0587 | Quote |
| CH340G | USB to UART Bridge IC | SOP-16 | Interface USB 2.0 Full Speed · Baud Rate 2Mbps · Supply 3.3V / 5V | 5 | 56,000 | $0.235 | Quote |
| AMS1117-3.3 | LDO Linear Regulator 3.3V 1A | SOT-223 | Output 3.3V · Current 1A · Dropout 1.3V | 10 | 96,000 | $0.0322 | Quote |
| HLK-PM01 | Encapsulated AC-DC Power Module 5V 3W | DIP | Input AC 100–264V · Output 5V · Power 3W | 1 | 14,800 | $1.24 | Quote |
| TYPE-C-31-M-12 | USB Type-C Receptacle, 16-Pin SMT | SMD | Interface USB Type-C · Pins 16 · Mounting SMT | 20 | 34,800 | $0.120 | Quote |
| DS18B20 | 1-Wire Digital Temperature Sensor | TO-92 | Range -55 to +125°C · Accuracy ±0.5°C · Interface 1-Wire | 5 | 18,600 | $0.448 | Quote |
| KT-0603R | SMD LED Red 0603 | 0603 | Color Red · Package 0603 · Wavelength 625nm | 100 | 186,000 | $0.0045 | Quote |
| PC817 | Optocoupler, 1-Channel 5000Vrms | DIP-4 | Channels 1 · Isolation Voltage 5000Vrms · CTR 50–600% | 25 | 62,000 | $0.0364 | Quote |
MOQ in pieces. Stock held in our China warehouse, subject to prior sale.
Have a BOM or a Gerber file?
Send it over — you get pricing, availability and a lead time, normally within one working day.